package cn.wolfcode.service.impl;

import cn.wolfcode.domain.Role;
import cn.wolfcode.mapper.RoleMapper;
import cn.wolfcode.qo.PageResult;
import cn.wolfcode.qo.QueryObject;
import cn.wolfcode.service.IRoleService;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.Collections;
import java.util.List;

@Service
public class RoleServiceImpl implements IRoleService{

    @Autowired
    private RoleMapper roleMapper;

    @Override
    public void insert(Role role, Long[] ids) {
        roleMapper.insert(role);
        //关联关系
        if (ids !=null && ids.length >0){
            for (Long pid : ids){
            roleMapper.insertRelation(role.getId(),pid);
            }
        }
    }

    @Override
    public void update(Role role, Long[] ids) {
        roleMapper.updateByPrimaryKey(role);
        //删除关系
        roleMapper.deleteRelation(role.getId());
        //关联关系
        if (ids !=null && ids.length >0){
            for (Long pid : ids){
                roleMapper.insertRelation(role.getId(),pid);
            }
        }
    }

    @Override
    public void delete(Long id) {
        roleMapper.deleteByPrimaryKey(id);
        roleMapper.deleteRelation(id);
    }

    @Override
    public Role get(Long id) {
       return roleMapper.selectByPrimaryKey(id);
    }

    @Override
    public List<Role> listAll() {
        return roleMapper.selectAll();
    }

    @Override
    public PageInfo<Role> query(QueryObject qo) {

        PageHelper.startPage(qo.getCurrentPage(),qo.getPageSize());
        List<Role> roles = roleMapper.queryForList(qo);
        return new PageInfo<>(roles);
        /*int totalCount = roleMapper.queryForCount(qo);
        if (totalCount ==0){
            return new PageResult<>(qo.getCurrentPage(),qo.getPageSize(),
                    Collections.emptyList(),totalCount);
        }
        List<Role> roleList = roleMapper.queryForList(qo);
        return new PageResult<>(qo.getCurrentPage(),qo.getPageSize(),
                roleList,totalCount);*/
    }
}
